Fix sf functional test

Author: bjee19

tests/suite/manifests/snippets-filter/valid-sf.yaml

@@ -29,49 +29,49 @@ spec:
       value: tcp_nodelay on;
 ---
 apiVersion: gateway.networking.k8s.io/v1
-kind: HTTPRoute
+kind: GRPCRoute
 metadata:
-  name: coffee
+  name: grpc-route
 spec:
   parentRefs:
     - name: gateway
       sectionName: http
-  hostnames:
-    - "cafe.example.com"
   rules:
     - matches:
-        - path:
-            type: PathPrefix
-            value: /coffee
+        - method:
+            service: helloworld.Greeter
+            method: SayHello
       filters:
         - type: ExtensionRef
           extensionRef:
             group: gateway.nginx.org
             kind: SnippetsFilter
-            name: all-contexts
+            name: grpc-all-contexts
       backendRefs:
-        - name: coffee
-          port: 80
+        - name: grpc-backend
+          port: 8080
 ---
 apiVersion: gateway.networking.k8s.io/v1
-kind: GRPCRoute
+kind: HTTPRoute
 metadata:
-  name: grpc-route
+  name: coffee
 spec:
   parentRefs:
     - name: gateway
       sectionName: http
+  hostnames:
+    - "cafe.example.com"
   rules:
     - matches:
-        - method:
-            service: helloworld.Greeter
-            method: SayHello
+        - path:
+            type: PathPrefix
+            value: /coffee
       filters:
         - type: ExtensionRef
           extensionRef:
             group: gateway.nginx.org
             kind: SnippetsFilter
-            name: grpc-all-contexts
+            name: all-contexts
       backendRefs:
-        - name: grpc-backend
-          port: 8080
+        - name: coffee
+          port: 80